Additional Images

ATI SB Chevy 6.750" Harmonic Damper - SFI 18.1 Certified

Internal Balance Harmonic Balancer, SFI 18.1 Certified, Aluminum Shell, Black, 6.78" Diameter, Chevrolet/Pontiac 5.7L
Return Shipping
Limited Supply: only 2 remaining
Availability: Same Day Shipping!
Shipping: FREE SHIPPING! Ships from Michigan.
Was: $430.00
Sale: $338.61
Save: 21%
Save: $91.39


The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines.

  • Eliminates torsional crankshaft vibrations
  • Exceeds SFI 18.1 Certified 18.1 specs
  • Black zinc chromate finished
  • OEM equipment on ZZ572 GM Crate Engines
  • Tunable, rebuildable, and extremely efficient at ALL RPM
  • Laser engraved 360 timing marks
  • Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. This inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application).

    Features: ATI SB Chevy 6.750 Harmonic Damper - SFI 18.1 Certified 917277

    Internal Balance Harmonic Balancer
  • Aluminum Shell
  • Black
  • 6.78" Diameter
  • Chevrolet/Pontiac 5.7L

    Pit Stop USA offers ATI SB Chevy 6.750 Harmonic Damper - SFI 18.1 Certified 917277 at low everyday prices. Be sure to check out all of our products from ATI Performance Products including ATI Performance Products Harmonic Balancers - SB Chevy.
  • Details

    • ATI917277
    • ATI917277
    • ATI Products
    • Available
    • Same Day Shipping!
    • New

    Shipping Information

    • Item Requires Shipping
    • 9.1 lbs.
    • W9.4000” x H6.0000” x L9.6000”
    • Shipping
    • FREE SHIPPING! Ships from Michigan.

    Customer Reviews

    Comment Total Reviews (0)

    Write the First Review!

    You must login to post a review.